Methyl propiolate
ALDRICH/171859 - 99%
Synonym: Methyl acetylenecarboxylate
CAS Number: 922-67-8
Empirical Formula (Hill Notation): C4H4O2
Molecular Weight: 84.07
EC Number: 213-083-5
MDL Number: MFCD00008572
Linear Formula: HC≡CCO2CH3
Product Type: Chemical
| assay | 99% |
| bp | 103-105 °C (lit.) |
| density | 0.945 g/mL at 25 °C (lit.) |
| form | liquid |
| functional group | ester |
| InChI | 1S/C4H4O2/c1-3-4(5)6-2/h1 |
| InChI key | IMAKHNTVDGLIRY-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| refractive index | n |
| SMILES string | COC(=O)C#C |
| Application: | N-3 protecting reagent for uridines and thymidines. |
| Application: | Methyl propiolate was used in the synthesis of polysubstituted 3-arylaminoacrylate and tetrahydropyrimidin-2-one derivatives. It was also used as a thiol derivatizing agent for capillary electrophoresis. |
| Application: | Used in a one-pot, four-component synthesis of 1,2,3,5-benzenetetracarbo |
| Packaging: | 2.5, 10, 50 g in glass bottle |
| Symbol | ![]() GHS02,GHS07 |
| Signal word | Danger |
| Hazard statements | H225 - H315 - H319 - H335 |
| Precautionary statements | P210 - P233 - P240 - P241 - P303 + P361 + P353 - P305 + P351 + P338 |
| Hazard Codes | F,Xi |
| Risk Statements | 11-36/37/38 |
| Safety Statements | 26-36 |
| RIDADR | UN 3272 3 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | 60.8 °F - closed cup |
| Flash Point(C) | 16 °C - closed cup |
| Purity | 99% |
| bp | 103-105 °C (lit.) |
| Density | 0.945 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| UNSPSC | 12352100 |



